login
The OEIS Foundation is supported by donations from users of the OEIS and by a grant from the Simons Foundation.

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A135272 Row 8 of A038207. 2
256, 1024, 1792, 1792, 1120, 448, 112, 16, 1 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,1

COMMENTS

An octeract is an eight-dimensional hypercube with 256 vertices, 1024 edges, 1792 square faces, 1792 cubic cells, 1120 tesseract 4-faces, 448 penteract 5-faces, 112 hexeract 6-faces and 16 hepteract 7-faces.

LINKS

Table of n, a(n) for n=0..8.

Wikipedia, Octeract.

MAPLE

for i from 8 to 8 do seq(binomial(i, j)*2^(i-j), j = 0 .. i-1) od;

PROG

(PARI) Vec((x+2)^8+O(x^9)) \\ Joerg Arndt, Apr 15 2013

CROSSREFS

Cf. A038207.

Sequence in context: A224968 A237083 A220764 * A205595 A255663 A045034

Adjacent sequences:  A135269 A135270 A135271 * A135273 A135274 A135275

KEYWORD

easy,fini,nonn,full

AUTHOR

Zerinvary Lajos, Dec 02 2007

STATUS

approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recent
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified June 15 11:44 EDT 2021. Contains 345048 sequences. (Running on oeis4.)